Canon RF 28mm F2.8 STM Wide-Angle Prime Review

The Canon RF 28mm f/2.8 STM is a tiny, affordable wide-angle prime for the RF mount. It's basically a pancake lens, so it's perfect for keeping your camera setup small and light for travel or street shooting.

Canon made some clear cuts to hit this price and size. There's no image stabilization, and it's not weather-sealed. The f/2.8 aperture is fine for daylight but gets limiting fast in low light.

Image quality is decent for the price, landing in the 32nd percentile. It's sharp enough in the center, but don't expect magic. Autofocus is middle-of-the-road at the 48th percentile, and it's quiet thanks to the STM motor. Just know the f/2.8 aperture and lack of stabilization mean you'll need good light or a steady hand to avoid blur.

For the price, it's hard to complain too much. You're getting a legit Canon RF lens that makes your camera pocketable. But you are paying for the RF badge. You get a lot less lens for your money compared to some third-party options that offer faster apertures for similar cash.

Look at the Viltrox 35mm f/1.7. It's a similar price but gives you a much brighter f/1.7 aperture for better low light and background blur. The trade-off is it's bigger. The Meike 35mm f/1.8 is another strong alternative with faster glass. If you're locked into Canon and want the smallest possible kit, this RF 28mm wins. If you want more performance for your dollar, the third-party lenses are the smarter buy.

Buy this if you're a Canon shooter who values a super compact setup above all else and mostly shoots in good light. It's a great 'always-on' travel lens. But if you shoot indoors, at night, or want more creative control, spend a little more on a faster third-party prime instead.